Environmental Finance: Danish pension fund ATP has announced a $400 million investment in renewable energy private equity firm Hudson Clean Energy, and has made its first investment out of a $500 million pot for sustainable forestry. The $900 million is part of “an increased focus on climate-related investments’, according to ATP’s vice-chief investment officer Henrik Gade Jepsen. He is also to head up a new subsidiary, ATP Timberland Invest, which will manage up to Dkr3 billion ($547 million) of …